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Clean Water Act discharge permit · NPDES TXR05GJ27

THIRD COAST MATERIAL CARSON SITE, Sweeny, TX: NPDES TXR05GJ27 discharge permit, effluent exceedances, inspections, penalties

THIRD COAST MATERIAL CARSON SITE, held by Third Coast Material, LLC, holds NPDES permit TXR05GJ27. EPA’s file records it issued March 8, 2024 and expiring August 13, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedTHIRD COAST MATERIAL CARSON SITE
Permittee as filedThird Coast Material, LLC
NPDES IDTXR05GJ27
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedMarch 8, 2024
Expiration dateAugust 13, 2026
AddressSweeny, TX 77480
SubwatershedBell Creek-San Bernard River (HUC 120904010305)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
pH220
Solids, total suspended100
Nitrite + Nitrate total [as N]100
Arsenic, total [as As]100
Barium, total [as Ba]100
Cadmium, total [as Cd]100
Chromium, total [as Cr]100
Copper, total [as Cu]100
Lead, total [as Pb]100
Manganese, total [as Mn]100
Nickel, total [as Ni]100
Silver, total [as Ag]100
Zinc, total [as Zn]100
Selenium, total [as Se]100
Mercury, total [as Hg]100

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES TXR05GJ27.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES TXR05GJ27.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID TXR05GJ27 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

This public-records page covers NPDES permit TXR05GJ27 for THIRD COAST MATERIAL CARSON SITE in Sweeny, TX 77480, held by Third Coast Material, LLC, under the industrial stormwater program. The permit is listed as administratively continued, was issued March 8, 2024, and carries an expiration date of August 13, 2026, with 15 pollutants on file, 1 of them under a numeric limit, and 0 with an effluent exceedance.